1005510552 has 32 divisors (see below), whose sum is σ = 2646081600. Its totient is φ = 317529504.

The previous prime is 1005510521. The next prime is 1005510559. The reversal of 1005510552 is 2550155001.

It is a super-2 number, since 2×1005510552² = 2022102940366689408, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005510559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1102078 + ... + 1102989.

It is an arithmetic number, because the mean of its divisors is an integer number (82690050).

Almost surely, 2^1005510552 is an apocalyptic number.

1005510552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1005510552 is an abundant number, since it is smaller than the sum of its proper divisors (1640571048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1005510552 is a wasteful number, since it uses less digits than its factorization.

1005510552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205095 (or 2205091 counting only the distinct ones).

The product of its (nonzero) digits is 1250, while the sum is 24.

The square root of 1005510552 is about 31709.7863758178. The cubic root of 1005510552 is about 1001.8334869378.

Adding to 1005510552 its reverse (2550155001), we get a palindrome (3555665553).

The spelling of 1005510552 in words is "one billion, five million, five hundred ten thousand, five hundred fifty-two".